diff options
| author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2011-11-12 04:08:07 +0400 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2011-11-28 16:36:57 +0400 |
| commit | 18b552350515188a732db6ccdb81e9cefb8b58c9 (patch) | |
| tree | b72dd1ee805cfc7621c29f63761704b3e64dd2c2 /tools/perf/util/ui/progress.c | |
| parent | ed80f5813fd6ecc6d74250681910a4214f699d4e (diff) | |
| download | linux-18b552350515188a732db6ccdb81e9cefb8b58c9.tar.xz | |
perf ui progress: Fix divide by zero
Happens in a perf.data file where one of the events had no samples.
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/n/tip-j7st3oyiotvfxqde2nc41kxb@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/ui/progress.c')
| -rw-r--r-- | tools/perf/util/ui/progress.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/tools/perf/util/ui/progress.c b/tools/perf/util/ui/progress.c index 295e366b6311..13aa64e50e11 100644 --- a/tools/perf/util/ui/progress.c +++ b/tools/perf/util/ui/progress.c @@ -14,6 +14,9 @@ void ui_progress__update(u64 curr, u64 total, const char *title) if (use_browser <= 0) return; + if (total == 0) + return; + ui__refresh_dimensions(true); pthread_mutex_lock(&ui__lock); y = SLtt_Screen_Rows / 2 - 2; |